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Decreasing atomic radius across the periodic table.

- greater number of protons in the nucleus resulting in a greater nuclear charge.

- little/no change in ...

Mass spectrometry is a method of identifying the molecular mass of compounds by measuring its mass to charge ratio. Methods vary depending on the molecules being analysed, th...

Electrophilic aromatic substitution (S_EAr) is an organic reaction in which an atom that is attached to an aromatic system (usually hydrogen) is replaced by ...

Phenylamine contains a phenyl group attached to the amine. Phenyl groups have a delocalised system of electrons as a result of p orbitals from the 6 adjacent carbon atoms overlapping and "merging&quo...

The easiest way to visualise this is to imagine a line of four dinner ladies serving you different parts of a school meal e.g. the first peas, the second mash potatoes, the third chicken and the fourth gr...